高能脉冲对装备数字信号传输干扰研究

Research on Electromagnetic Pulse Interference to Digital Signal Equipment

对采集或收到的数字信号进行数学运算和处理,是现代电子装备的重要特征。数字信号传输过程的稳定性和抗干扰性能直接影响到装备处理业务的准确性和时效性。基于此通过分析具有重复频域特征的高能脉冲对电子信息装备数字信号传输过程产生的干扰,得到干扰机理并通过实验进行验证。结果表明,高能脉冲对数字信号传输过程产生的干扰比较明显,开展防护设计和测试验证尤为关键。

It is an important feature of modern electronic equipment to perform mathematical operation and processing on the collected or received digital signals.The stability and anti-interference performance of digital signal transmission process directly affect the accuracy and timeliness of equipment processing business.This paper analyzes the interference of high-energy pulse with repetitive frequency domain characteristics to the digital signal transmission process of electronic information equipment,obtains the interference mechanism and verifies it through experiments.The results show that the high energy pulse has obvious interference to the digital signal transmission process,and the protection design and test verification are particularly critical.